CBSE > Class 11 > Chemistry | CBSE Board | Homework Help

The energy of electron in the orbit does not change with time. However the eletrons will move from lover to a higher stationary state when required amount of energy is obsorbed by the electrons. But the energy change does not take place in a continous manner. ? that's the reason?

1Thank You

Nancy Rajput 7 years, 5 months ago

pls answer this it's urgent??

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The heat of combustion of ch4 at constant volume is measured in a bomb calorimetre at 298.2k and found to be -885389j/mol

Posted by Vipin Yadav 7 years, 5 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Calculate the number of moles of 7g N2 and 25g Co2

Posted by Harsh Chauhan 7 years, 5 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

What is resonance structure of NO3

Posted by Varun Sharma 7 years, 5 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

calculate tha wave length and frequency of yellow radiation having wave length 5400A°

Posted by Srijan Gupta 7 years, 5 months ago

CBSE > Class 11 > Chemistry

2 answers

Rashi Ah 7 years, 5 months ago

Frequency=1.8×10^-15 &wavelength is already given

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Prerna Saxena 7 years, 5 months ago

Wavelength is given...... frequency=3×10^8/5400×10^-10

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Calculate the uncertainty in position of an electron moving with a speed of 2×100000 m/s is known to have an accuracy of 0.005% .

Posted by Abhishek Singh 7 years, 5 months ago

CBSE > Class 11 > Chemistry

1 answers

Rashi Ah 7 years, 5 months ago

2.89×10^-10

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What is the weight ofelectron

Posted by Abdul Mohsin 7 years, 5 months ago

CBSE > Class 11 > Chemistry

1 answers

Saloni Maheshwari 7 years, 5 months ago

9.1094×10 power-31 kg

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ANSWER

hey how is ABC refresher for chemistry

Posted by Harry Potter 7 years, 5 months ago

CBSE > Class 11 > Chemistry

3 answers

1111 484 7 years, 5 months ago

It's good

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Ruru ❤️ 7 years, 5 months ago

Its reaaallllyyy nice...

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Anmol Yadav 7 years, 5 months ago

Nice

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The stability of peroxide and superoxide of alkali metals increases as we go down the group explain giving the answers

Posted by Vertika Saxena 7 years, 5 months ago

CBSE > Class 11 > Chemistry

0 answers

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How to solve emprical forma in chemistry

Posted by Dinesh Banetiya 7 years, 5 months ago

CBSE > Class 11 > Chemistry

0 answers

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Law of reciprocal promotional

Posted by Priyanka Nager 7 years, 5 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Find the no. Electron proton and neutron in Al3+ and o2-

Posted by Abdul Quddus Shaikh 7 years, 5 months ago

CBSE > Class 11 > Chemistry

1 answers

Ravindra Bade 7 years, 5 months ago

Al3-=electrons 10 Protons 13 Neurtron 14 O2-= electrons 10 Protons. 8 Neutron 8

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in p-atom find out the no. of paired electrons for l=1 and=0 :-

Posted by Anish Jangra 7 years, 5 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

How many significant figures are there in 7000

Posted by Amisha Amisha 7 years, 5 months ago

CBSE > Class 11 > Chemistry

3 answers

Mradul Goyal 7 years, 5 months ago

1Thank You

Vishakha Sagar 7 years, 5 months ago

1 significant figure

3Thank You

Anjali Sirohi 7 years, 5 months ago

3Thank You

ANSWER

What is avogadro number

Posted by Aman Kumar 7 years, 5 months ago

CBSE > Class 11 > Chemistry

2 answers

Hemant Tiwari 7 years, 5 months ago

It is no. Of fundamental particle (like atom, molecule and ions) in 1 mole I mole =6.022*10^23

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Anshu Malik 7 years, 5 months ago

It is the no.of atoms present in 1 mole......i.e.6.022×10²³ molecules

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ANSWER

What is dipole movement explain by a fig.

Posted by Shubham Bhatt 7 years, 5 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

what is electronegativity ??h2o???? hlo ashtrix pl tell me ur name ???????

Posted by ???. Pragati 7 years, 5 months ago

CBSE > Class 11 > Chemistry

1 answers

Prerna Saxena 7 years, 5 months ago

The tendency of atom to attract shared paired of e-

1Thank You

ANSWER

When is a reaction favourable... ???

Posted by Noopur Bisht 7 years, 5 months ago

CBSE > Class 11 > Chemistry

3 answers

Tanya Choudhary 7 years, 5 months ago

when it is equally balanced

1Thank You

Geetesh Rathore 7 years, 5 months ago

When it is totally balanced

0Thank You

Shivshant Upadhyay 7 years, 5 months ago

Balanced equation

2Thank You

ANSWER

An aqueous solution contain 28% w/w of KOH if density of resulting solution is 1.25 g/mL . Then calculate :- mole fraction , %w/w and molarity.

Posted by Pragya Kumari 7 years, 5 months ago

CBSE > Class 11 > Chemistry

1 answers

Bindal Ayush 7 years, 5 months ago

Hlo

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How to find resultant of dipole moment

Posted by Avantika Sharma 7 years, 5 months ago

CBSE > Class 11 > Chemistry

1 answers

Prerna Saxena 7 years, 5 months ago

Between the direction of dipole

1Thank You

ANSWER

Which is the most reactive element of periodic table????

Posted by Mitali Mishra 7 years, 5 months ago

CBSE > Class 11 > Chemistry

2 answers

Om Rajyaguru 7 years, 5 months ago

Cesium is most reactive ,by explosively with water

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Anjali Sirohi 7 years, 5 months ago

Fluorine

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ANSWER

what is modiefied atomic theory

Posted by Virat Yash 7 years, 5 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

How to know which formula has to be used in case of calculating the transition energy of hydrogen

Posted by Anu Yadav 7 years, 5 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

What is alloy

Posted by Himanshi Chahar 7 years, 5 months ago

CBSE > Class 11 > Chemistry

2 answers

Anjali Sirohi 7 years, 5 months ago

It is define asalloy is a mixture ofmetal and non metal

1Thank You

Karina Ranga 7 years, 5 months ago

A metal made by combining two or more metallic elements , especially to give greater strength or resistance of corrosion

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What is Starc effect

Posted by Shivshant Upadhyay 7 years, 5 months ago

CBSE > Class 11 > Chemistry

4 answers

Anmol Yadav 7 years, 5 months ago

Zeeman effect is the deflection of radiation in magnetic field.

2Thank You

Anmol Yadav 7 years, 5 months ago

Stark effect is the deflection of radiations in electric field

2Thank You

Shivshant Upadhyay 7 years, 5 months ago

It's a question

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Shivshant Upadhyay 7 years, 5 months ago

What is Zeeman effect.

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